void
XkbFreeKeyboard(XkbDescPtr xkb,unsigned which,Bool freeAll)
{
if (xkb==NULL)
return;
if (freeAll)
which= XkbAllComponentsMask;
if (which&XkbClientMapMask)
XkbFreeClientMap(xkb,XkbAllClientInfoMask,TRUE);
if (which&XkbServerMapMask)
XkbFreeServerMap(xkb,XkbAllServerInfoMask,TRUE);
if (which&XkbCompatMapMask)
XkbFreeCompatMap(xkb,XkbAllCompatMask,TRUE);
if (which&XkbIndicatorMapMask)
XkbFreeIndicatorMaps(xkb);
if (which&XkbNamesMask)
XkbFreeNames(xkb,XkbAllNamesMask,TRUE);
if ((which&XkbGeometryMask) && (xkb->geom!=NULL)) {
XkbFreeGeometry(xkb->geom,XkbGeomAllMask,TRUE);
/* PERHAPS BONGHITS etc */
xkb->geom = NULL;
}
if (which&XkbControlsMask)
XkbFreeControls(xkb,XkbAllControlsMask,TRUE);
if (freeAll)
xfree(xkb);
return;
}
static void
xfce_accessibility_helper_set_xkb (XfceAccessibilityHelper *helper,
gulong mask)
{
XkbDescPtr xkb;
gint delay, interval, time_to_max;
gint max_speed, curve;
gdk_error_trap_push ();
/* allocate */
xkb = XkbAllocKeyboard ();
if (G_LIKELY (xkb))
{
/* we always change this, so add it to the mask */
SET_FLAG (mask, XkbControlsEnabledMask);
/* if setting sticky keys, we set expiration too */
if (HAS_FLAG (mask, XkbStickyKeysMask) ||
HAS_FLAG (mask, XkbSlowKeysMask) ||
HAS_FLAG (mask, XkbBounceKeysMask) ||
HAS_FLAG (mask, XkbMouseKeysMask) ||
HAS_FLAG (mask, XkbAccessXKeysMask))
SET_FLAG (mask, XkbAccessXTimeoutMask);
/* add the mouse keys values mask if needed */
if (HAS_FLAG (mask, XkbMouseKeysMask))
SET_FLAG (mask, XkbMouseKeysAccelMask);
/* load the xkb controls into the structure */
XkbGetControls (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), mask, xkb);
/* AccessXKeys */
if (HAS_FLAG (mask, XkbAccessXKeysMask))
{
if (xfconf_channel_get_bool (helper->channel, "/AccessXKeys", FALSE))
{
SET_FLAG (xkb->ctrls->enabled_ctrls, XkbAccessXKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbAccessXKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbAccessXKeysMask);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "AccessXKeys enabled");
}
else
{
UNSET_FLAG (xkb->ctrls->enabled_ctrls, XkbAccessXKeysMask);
SET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbAccessXKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbAccessXKeysMask);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "AccessXKeys disabled");
}
}
/* Sticky keys */
if (HAS_FLAG (mask, XkbStickyKeysMask))
{
if (xfconf_channel_get_bool (helper->channel, "/StickyKeys", FALSE))
{
SET_FLAG (xkb->ctrls->enabled_ctrls, XkbStickyKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbStickyKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbStickyKeysMask);
if (xfconf_channel_get_bool (helper->channel, "/StickyKeys/LatchToLock", FALSE))
SET_FLAG (xkb->ctrls->ax_options, XkbAX_LatchToLockMask);
else
UNSET_FLAG (xkb->ctrls->ax_options, XkbAX_LatchToLockMask);
if (xfconf_channel_get_bool (helper->channel, "/StickyKeys/TwoKeysDisable", FALSE))
SET_FLAG (xkb->ctrls->ax_options, XkbAX_TwoKeysMask);
else
UNSET_FLAG (xkb->ctrls->ax_options, XkbAX_TwoKeysMask);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "stickykeys enabled (ax_options=%d)",
xkb->ctrls->ax_options);
}
else
{
UNSET_FLAG (xkb->ctrls->enabled_ctrls, XkbStickyKeysMask);
SET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbStickyKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbStickyKeysMask);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "stickykeys disabled");
}
}
/* Slow keys */
if (HAS_FLAG (mask, XkbSlowKeysMask))
{
if (xfconf_channel_get_bool (helper->channel, "/SlowKeys", FALSE))
{
SET_FLAG (xkb->ctrls->enabled_ctrls, XkbSlowKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbSlowKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbSlowKeysMask);
delay = xfconf_channel_get_int (helper->channel, "/SlowKeys/Delay", 100);
xkb->ctrls->slow_keys_delay = CLAMP (delay, 1, G_MAXUSHORT);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "slowkeys enabled (delay=%d)",
xkb->ctrls->slow_keys_delay);
}
else
{
UNSET_FLAG (xkb->ctrls->enabled_ctrls, XkbSlowKeysMask);
SET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbSlowKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbSlowKeysMask);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "slowkeys disabled");
}
}
/* Bounce keys */
if (HAS_FLAG (mask, XkbBounceKeysMask))
{
if (xfconf_channel_get_bool (helper->channel, "/BounceKeys", FALSE))
{
SET_FLAG (xkb->ctrls->enabled_ctrls, XkbBounceKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbBounceKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbBounceKeysMask);
delay = xfconf_channel_get_int (helper->channel, "/BounceKeys/Delay", 100);
xkb->ctrls->debounce_delay = CLAMP (delay, 1, G_MAXUSHORT);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "bouncekeys enabled (delay=%d)",
xkb->ctrls->debounce_delay);
}
else
{
UNSET_FLAG (xkb->ctrls->enabled_ctrls, XkbBounceKeysMask);
SET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbBounceKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbBounceKeysMask);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "bouncekeys disabled");
}
}
/* Mouse keys */
if (HAS_FLAG (mask, XkbMouseKeysMask))
{
if (xfconf_channel_get_bool (helper->channel, "/MouseKeys", FALSE))
{
SET_FLAG (xkb->ctrls->enabled_ctrls, XkbMouseKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbMouseKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbMouseKeysMask);
/* get values */
delay = xfconf_channel_get_int (helper->channel, "/MouseKeys/Delay", 160);
interval = xfconf_channel_get_int (helper->channel, "/MouseKeys/Interval", 20);
time_to_max = xfconf_channel_get_int (helper->channel, "/MouseKeys/TimeToMax", 3000);
max_speed = xfconf_channel_get_int (helper->channel, "/MouseKeys/MaxSpeed", 1000);
curve = xfconf_channel_get_int (helper->channel, "/MouseKeys/Curve", 0);
/* calculate maximum speed and to to reach it */
interval = CLAMP (interval, 1, G_MAXUSHORT);
max_speed = (max_speed * interval) / 1000;
time_to_max = (time_to_max + interval / 2) / interval;
/* set new values, clamp to limits */
xkb->ctrls->mk_delay = CLAMP (delay, 1, G_MAXUSHORT);
xkb->ctrls->mk_interval = interval;
xkb->ctrls->mk_time_to_max = CLAMP (time_to_max, 1, G_MAXUSHORT);
xkb->ctrls->mk_max_speed = CLAMP (max_speed, 1, G_MAXUSHORT);
xkb->ctrls->mk_curve = CLAMP (curve, -1000, 1000);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "mousekeys enabled (delay=%d, interval=%d, "
"time_to_max=%d, max_speed=%d, curve=%d)",
xkb->ctrls->mk_delay, xkb->ctrls->mk_interval,
xkb->ctrls->mk_time_to_max, xkb->ctrls->mk_max_speed,
xkb->ctrls->mk_curve);
}
else
{
UNSET_FLAG (xkb->ctrls->enabled_ctrls, XkbMouseKeysMask);
SET_FLAG (xkb->ctrls->axt_ctrls_mask, XkbMouseKeysMask);
UNSET_FLAG (xkb->ctrls->axt_ctrls_values, XkbMouseKeysMask);
UNSET_FLAG (mask, XkbMouseKeysAccelMask);
xfsettings_dbg (XFSD_DEBUG_ACCESSIBILITY, "mousekeys disabled");
}
}
/* set the modified controls */
if (!XkbSetControls (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), mask, xkb))
g_message ("Setting the xkb controls failed");
/* free the structure */
XkbFreeControls (xkb, mask, True);
XFree (xkb);
}
else
{
/* warning */
g_critical ("XkbAllocKeyboard() returned a null pointer");
}
if (gdk_error_trap_pop () != 0)
g_critical ("Failed to set keyboard controls");
}
